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doupdatehotels.jsp
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doupdatehotels.jsp
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<%@ page contentType="text/html; charset=UTF-8" %>
<%@ page import = "java.io.*,java.util.*,java.sql.*"%>
<%@ page import = "javax.servlet.http.*,javax.servlet.*" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix = "c"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/sql" prefix = "sql"%>
<html>
<head>
<link rel="stylesheet" type="text/css" href="css/ehotels.css">
</head>
<body class="rents">
<ul class="navmenu">
<li><a href=".">Home</a></li>
<li><a href="managerdb.html" class="active-nav">Manager Mode</a></li>
<li><a href="customerdb.html">Customer Mode</a></li>
<li><a href="aboutdb.html">About</a></li>
<li><a href="addemployee.jsp">Add a new Hotel</a></li>
<li><a href="manage.jsp">Back</a></li>
<li><img class="logo" src="images/logo.png"></li>
</ul>
<%
Class.forName("com.mysql.jdbc.Driver");
String url ="jdbc:mysql://localhost/ehotels?useSSL=false&useUnicode=true&useJDBCCompliantTimezoneShift=true&useLegacyDatetimeCode=false&serverTimezone=UTC";
String update = "UPDATE Hotels";
String set = "";
int counter = 0;
int flag = 0;
Connection conn = DriverManager.getConnection(url,"ehotels", "abcd");
Statement stmt = conn.createStatement();
String hotel_id = request.getParameter("hotel_id");
String stars = request.getParameter("stars");
String email = request.getParameter("email");
String number_rooms = request.getParameter("number-of-rooms");
String city = request.getParameter("city");
String street = request.getParameter("street");
String number = request.getParameter("number");
String postal_code = request.getParameter("postal_code");
String phone_number = request.getParameter("phone_number");
if(hotel_id.length() <= 6){
if(counter == 0){
set = set + " Set Hotel_ID=" + "\'" + hotel_id + "\'";
counter = counter + 1;
}else{
set = set + ",Hotel_ID=" + "\'" + hotel_id + "\'";
}
}else{
flag = 1;
}
if(number_rooms.length() <= 3){
if(counter == 0){
set = set + " Set Number_Of_rooms=" + "\'" + number_rooms+ "\'";
counter = counter + 1;
}else{
set = set + ",Number_Of_rooms="+ "\'" + number_rooms+ "\'";
}
}else{
flag = 1;
}
if(stars.length() <= 1){
if(counter == 0){
set = set + " Set Stars="+ "\'" + stars + "\'";
counter = counter + 1;
}else{
set = set + ",Stars="+ "\'" + stars+ "\'";
}
}else{
flag = 1;
}
if(email.length() <= 50){
if(counter == 0){
set = set + " Set Email=" + "\'" + email + "\'";
counter = counter + 1;
}else{
set = set + ",Email=" + "\'" + email + "\'";
}
}else{
flag = 1;
}
if(street.length() <= 25){
if(counter == 0){
set = set + " Set Street=" + "\'" + street + "\'";
counter = counter + 1;
}else{
set = set + ",Street=" + "\'" + street + "\'";
}
}else{
flag = 1;
}
if(number.length() <= 3){
if(counter == 0){
set = set + " Set Number="+ "\'" + number+ "\'";
counter = counter + 1;
}else{
set = set + ",Number="+ "\'" + number+ "\'";
}
}else{
flag = 1;
}
if(postal_code.length() <= 5){
if(counter == 0){
set = set + " Set Postal_Code="+"\'" + postal_code + "\'";
counter = counter + 1;
}else{
set = set + ",Postal_Code=" + "\'" + postal_code+ "\'" ;
}
}else{
flag = 1;
}
if(city.length() <= 30){
if(counter == 0){
set = set + " Set City=" + "\'" + city + "\'";
counter = counter + 1;
}else{
set = set + ",City=" + "\'" + city + "\'";
}
}else{
flag = 1;
}
if(phone_number.length() <= 55){
if(counter == 0){
set = set + " Set Phone_Number=" + "\'" + phone_number + "\'";
counter = counter + 1;
}else{
set = set + ",Phone_Number=" + "\'" + phone_number + "\'";
}
}else{
flag = 1;
}
String where = " WHERE Hotel_ID=" + hotel_id;
String query = update + set + where;
PreparedStatement prpstmt = conn.prepareStatement(query);
int i = prpstmt.executeUpdate(query);
%>
<sql:setDataSource var = "snapshot" driver = "com.mysql.jdbc.Driver" url = "jdbc:mysql://localhost/ehotels?useSSL=false&useUnicode=true&useJDBCCompliantTimezoneShift=true&useLegacyDatetimeCode=false&serverTimezone=UTC" user = "ehotels" password = "abcd"/>
<sql:query dataSource = "${snapshot}" var = "result">
SELECT *
FROM Hotels
</sql:query>
<table class="customer-employees">
<tr>
<th>Hotel_ID</th>
<th>City</th>
<th>Street</th>
<th>Number</th>
<th>Contact Info</th>
<th>Update</th>
<th>Delete</th>
</tr>
<tr>
<c:forEach var="hotel" items="${result.rows}">
<tr class="rower">
<td><c:out value="${hotel.Hotel_ID}"/></td>
<td><c:out value="${hotel.City}"/></td>
<td><c:out value="${hotel.Street}"/></td>
<td><c:out value="${hotel.Number}"/></td>
<form method="GET" action="contacthotel.jsp">
<input type="hidden" name="hotel_id" value="${hotel.Hotel_ID}">
<td class="but"><input type="submit" class="submit-emp" value=""></td>
</form>
<form method="GET" action="updatehotel.jsp">
<input type="hidden" name="hotel_id" value="${hotel.Hotel_ID}">
<input type="hidden" name="city" value="${hotel.City}">
<input type="hidden" name="street" value="${hotel.Street}">
<input type="hidden" name="ssn" value="${hotel.Social_Security_Number}">
<input type="hidden" name="city" value="${hotel.City}">
<input type="hidden" name="street" value="${hotel.street}">
<input type="hidden" name="number" value="${hotel.Number}">
<td class="but"><input type="submit" class="submit-emp" value=""></td>
</form>
<form method="GET" action="deletehotel.jsp">
<input type="hidden" name="hotel_id" value="${hotel.Hotel_ID}">
<td class="but"><input type="submit" class="submit-emp" value=""></td>
</form>
</tr>
</c:forEach>
</tr>
</table>
</body>
</html>